.main {
    width: 100%;
    height: 600px;
    background: #f0f0f0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.main form {
    width: 450px;
    height: 500px;
    background: #fff;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.main form .tatle {
    width: 420px;
    height: 30px;
    text-align: center;
    font-size: 25px;
    font-weight: bolder;
    color: #23ac38;
    margin: 20px 0px 10px 0px;
}
.main form label {
    width: 400px;
    height: 50px;
    margin: 16px 10px;
}
.main form label span {
    position: absolute;
    width: 100%;
    text-align: center;
    left: 0;
    top: 10px;
    color: red;
    display: none;
}
.main form label input {
    height: 50px;
    width: 350px;
    border-radius: 30px;
    padding-left: 30px;
    font-size: 20px;
    margin-left: 25px;
    border: 1px solid #ccc5c5;
  }
  
.main form button {
    width: 350px;
    height: 50px;
    border-radius: 30px;
    background: #23ac38;
    border: none;
    cursor: pointer;
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 30px;
}
.main form .login {
    width: 100px;
    height: 20px;
    border-radius: 5px;
    line-height: 20px;
    border:1px solid #303030;
    text-align: center;
    font-size: 14px;
    cursor: pointer;
}